App Dev Worksheet: Part 2 Test

App development lesson 16: Designing apps: Part 2 test · Set 143 · 40 questions

Developer's tip (Think like the user): First decide which topic the question is about. Use that lesson’s rule: 48 px buttons, 16 px text, the screen stack, the flow order. For code, count positions from 0.

1. 1.🖼️ In this wireframe (top to bottom), what is right below the Add button?
   [ Add button ]
   [ filter buttons ]
   [ big picture ]
   [ list of items ]
   [ tab bar ] (a) big picture (b) tab bar (c) list of items (d) filter buttons
2. 2.🧭 About how many tabs suit a tab bar best? (a) 1 (b) 3 to 5 (c) 20 (d) 10 to 12
3. 3.🔍 Which is the odd one out? (a) how users feel after (b) how easy sign-up is (c) the font size (d) how fast a task is done
4. 4.Which of these is true of a final design? (a) shows where things go (b) shows the real fonts (c) uses plain grey boxes (d) is a quick sketch
5. 5.♿ Does this help everyone, or make the app harder to use: labels on every icon? (a) makes it harder (b) helps everyone
6. 6.🔢 In a photo-post flow, what comes right after “open the camera screen”? (a) post the photo (b) add a filter (c) take the photo (d) write a caption
7. 7.♿ Our rule: text is at least 16 px. How many texts on this screen are too small?
   Menu: 19 px
   Title: 15 px
   Body text: 20 px
8. 8.🔢 In a quiz-app flow, which comes first: “read a question” or “see the final score”? (a) see the final score (b) read a question
9. 9.🧭 The app has tabs Feed, Chat, Settings. You start on Feed, then:
   1. open “Badges”
   2. tap the Settings tab
   3. open “Badges”
   4. open “Friend list”
   Which screen are you on now? (a) Friend list (b) Badges (c) Feed (d) Chat
10. 10.True or false: a wireframe has the real colours. (a) False (b) True
11. 11.🔍 Which is the odd one out? (a) how fast a task is done (b) the screen layout (c) how easy sign-up is (d) how users feel after
12. 12.🔘 Is this good or poor button design: a big, easy tap area? (a) good design (b) poor design
13. 13.💾 Where should the app save photos on two devices: on the phone or in the cloud? (a) in the cloud (b) on the phone
14. 14.♿ Our rule: text is at least 16 px. Which text on this screen is too small?
    Menu: 27 px
    Title: 27 px
    Hint: 28 px
    Footer: 12 px
    Caption: 28 px (a) Footer (b) Title (c) Hint (d) Menu
15. 15.Which colour pair is hard to read? (a) black on pale grey (b) white on dark green (c) white on black (d) red on green
16. 16.♿ Our rule: text is at least 16 px. How many texts on this screen are too small?
    Label: 23 px
    Body text: 13 px
    Title: 21 px
17. 17.True or false: how many taps it takes is about UI (the look). (a) False (b) True
18. 18.🖼️ In this wireframe (top to bottom), what is right below the title text?
    [ menu icon ]
    [ list of items ]
    [ title text ]
    [ top bar ]
    [ tab bar ]
    [ search box ] (a) tab bar (b) search box (c) menu icon (d) top bar
19. 19.👆 Two designs for the same task (each arrow is one tap). Which needs FEWER taps?
    Design A: Home → Item → Menu → Shop → Address → Pens
    Design B: Home → Shop → Item → Confirm → Search → Offers → Menu (a) Design B (b) Design A
20. 20.🖼️ In this wireframe (top to bottom), which part is at the very bottom?
    [ filter buttons ]
    [ menu icon ]
    [ Add button ]
    [ Save button ]
    [ list of items ] (a) list of items (b) Add button (c) Save button (d) menu icon
21. 21.🔘 Our rule: buttons are at least 48 px tall. The Save button is 44 px tall. How many px taller must it be?
22. 22.✏️ Is this true of a wireframe or of a final design: is a quick sketch? (a) a wireframe (b) a final design
23. 23.🖼️ In this wireframe (top to bottom), what is right below the Add button?
    [ menu icon ]
    [ Add button ]
    [ search box ]
    [ big picture ] (a) big picture (b) search box (c) menu icon
24. 24.🔍 Which is the odd one out? (a) the theme colours (b) how users feel after (c) the screen layout (d) the icon shapes
25. 25.🎨 Is this about UI or UX: whether users get lost? (a) UI (b) UX
26. 26.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. tap the Search tab
    2. open “Video”
    3. tap the Profile tab
    4. open “Friend list”
    How many times must you tap Back to reach the main screen of this tab?
27. 27.💾 Where should the app save a shared to-do list: on the phone or in the cloud? (a) on the phone (b) in the cloud
28. 28.🔢 In a photo-post flow, what comes right after “write a caption”? (a) take the photo (b) post the photo (c) open the camera screen (d) add a filter
29. 29.✏️ What is a wireframe? (a) a type of password (b) a simple screen sketch (c) the finished app (d) a charging cable
30. 30.🔘 Is this good or poor button design: a clear word like Save? (a) poor design (b) good design
31. 31.Which of these is true of a wireframe? (a) uses the final pictures (b) is a quick sketch (c) looks like the real app (d) has the real colours
32. 32.🧭 The app has tabs Home, Search, Profile. You start on Home, then:
    1. open “Badges”
    2. tap Back
    3. tap the Home tab
    How many times must you tap Back to reach the main screen of this tab?
33. 33.♿ Does this help everyone, or make the app harder to use: colour as the only clue? (a) helps everyone (b) makes it harder
34. 34.👆 Two designs for the same task (each arrow is one tap). How many taps does Design A need?
    Design A: Home → Menu → Shop
    Design B: Home → Offers → Search → Confirm → Item → Menu → Pay
35. 35.💾 What number does this code show?
    let coins = 4;
    coins = coins - 4;
    coins = coins + 3;
    show(coins);
36. 36.🔢 In a sign-up flow, which comes LAST? (a) make a password (b) type name and email (c) open the app (d) see the home screen
37. 37.🧭 The app has tabs Lessons, Quiz, Me. You start on Lessons, then:
    1. open “Match report”
    2. tap the Lessons tab
    3. open “Help page”
    4. open “Score card”
    5. open “Edit photo”
    How many times must you tap Back to reach the main screen of this tab?
38. 38.♿ Our rule: text is at least 16 px. Which text on this screen is too small?
    Label: 18 px
    Caption: 14 px
    Footer: 18 px
    Menu: 16 px (a) Label (b) Footer (c) Menu (d) Caption
39. 39.🖼️ In this wireframe (top to bottom), what is right above the title text?
    [ Save button ]
    [ list of items ]
    [ menu icon ]
    [ big picture ]
    [ search box ]
    [ title text ] (a) menu icon (b) list of items (c) search box (d) Save button
40. 40.♿ Our rule: text is at least 16 px. How many texts on this screen are too small?
    Hint: 13 px
    Title: 17 px
    Footer: 20 px
    Body text: 18 px
    Caption: 13 px

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